@proceedings{DBLP:conf/vdb/1998,
  editor    = {Yannis E. Ioannidis and
               Wolfgang Klas},
  title     = {Visual Database Systems 4 (VDB4), IFIP TC2/WG 2.6 Fourth
               Working Conference on Visual Database Systems, L'Aquila,
               Italy, 27-29 May 1998},
  booktitle = {VDB},
  publisher = {Chapman {\&} Hall},
  series    = {IFIP Conference Proceedings},
  volume    = {126},
  year      = {1998},
  isbn      = {0-412-84400-1},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}